Home / 4,990,901.40-7,486,350.21-1,959,693.48

Finding the Fourth Proportional to 4,990,901.40, 7,486,350.21 and 1,959,693.48

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Solution

The fourth proportional to 4,990,901.40, 7,486,350.21 and 1,959,693.48 is: 2,939,539.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,901.40 : 7,486,350.21 = 1,959,693.48 : x
  2. Step 2: Convert to fraction form
    4,990,901.40/7,486,350.21 = 1,959,693.48/x
  3. Step 3: Cross multiply
    4,990,901.40x = 7,486,350.21 × 1,959,693.48
  4. Step 4: Simplify right side
    4,990,901.40x = 14,670,951,695,533.63
  5. Step 5: Solve for x
    x = 14,670,951,695,533.63/4,990,901.40
  6. Step 6: Final answer
    x = 2,939,539.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.